Search a number
-
+
2268448 = 257131941
BaseRepresentation
bin1000101001110100100000
311021020201121
420221310200
51040042243
6120342024
725165360
oct10516440
94236647
102268448
11130a356
12914914
136156a0
144309a0
152ec1ed
hex229d20

2268448 has 96 divisors (see below), whose sum is σ = 5927040. Its totient is φ = 829440.

The previous prime is 2268443. The next prime is 2268449. The reversal of 2268448 is 8448622.

It is a d-powerful number, because it can be written as 211 + 217 + 64 + 85 + 42 + 46 + 87 .

It is not an unprimeable number, because it can be changed into a prime (2268443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55308 + ... + 55348.

It is an arithmetic number, because the mean of its divisors is an integer number (61740).

22268448 is an apocalyptic number.

2268448 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2268448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2963520).

2268448 is an abundant number, since it is smaller than the sum of its proper divisors (3658592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2268448 is a wasteful number, since it uses less digits than its factorization.

2268448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 82 counting only the distinct ones).

The product of its digits is 24576, while the sum is 34.

The square root of 2268448 is about 1506.1367799772. The cubic root of 2268448 is about 131.3942245291.

It can be divided in two parts, 2268 and 448, that multiplied together give a square (1016064 = 10082).

The spelling of 2268448 in words is "two million, two hundred sixty-eight thousand, four hundred forty-eight".

Divisors: 1 2 4 7 8 13 14 16 19 26 28 32 38 41 52 56 76 82 91 104 112 133 152 164 182 208 224 247 266 287 304 328 364 416 494 532 533 574 608 656 728 779 988 1064 1066 1148 1312 1456 1558 1729 1976 2128 2132 2296 2912 3116 3458 3731 3952 4256 4264 4592 5453 6232 6916 7462 7904 8528 9184 10127 10906 12464 13832 14924 17056 20254 21812 24928 27664 29848 40508 43624 55328 59696 70889 81016 87248 119392 141778 162032 174496 283556 324064 567112 1134224 2268448